Cheapest return flights from Portland to San Jose in October from 458€

Best time to book flights for Portland (PDX) to San Jose (SJO) flights at AirHint

AirHint found the following cheapest return flights from Portland (PDX) to San Jose (SJO) in October 2025 (see full year).

Return flights

01 Oct - 09 Oct United

Also check the deals for one-way flights from Portland to San Jose in October.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

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